Just throw those firmware files on your (internal or external) SD card, start Mobile ODIN and flash away.!!! Your device must be rooted to be able to use Mobile. 16 Jan - 18 sec - Uploaded by John Der Mayn Download [root] Mobile ODIN Pro v APK for free at: 31 May Just throw those firmware files on your (internal or external) SD card, start Mobile ODIN and flash away. Your device must be rooted to be able. 9 Aug Mobile ODIN Pro Apk Download Free for Samsung Devices but remember your Samsung device must b rooted to b able to use Mobile ODIN. [root] Mobile ODIN Pro Apk is a software to flash the ROM on the phone itself. It's easy to use and install and run the software.